244021224 has 16 divisors (see below), whose sum is σ = 610053120. Its totient is φ = 81340400.

The previous prime is 244021207. The next prime is 244021231. The reversal of 244021224 is 422120442.

It is a self number, because there is not a number n which added to its sum of digits gives 244021224.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5083752 + ... + 5083799.

It is an arithmetic number, because the mean of its divisors is an integer number (38128320).

Almost surely, 2^244021224 is an apocalyptic number.

244021224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

244021224 is an abundant number, since it is smaller than the sum of its proper divisors (366031896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

244021224 is a wasteful number, since it uses less digits than its factorization.

244021224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10167560 (or 10167556 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 244021224 is about 15621.1787007255. The cubic root of 244021224 is about 624.8980945320.

Adding to 244021224 its reverse (422120442), we get a palindrome (666141666).

The spelling of 244021224 in words is "two hundred forty-four million, twenty-one thousand, two hundred twenty-four".